These Ilumini LED bulbs are of exceptional quality made with aluminium powder coated housing and fitted with the highest quality chips, giving an excellent COLOUR MATCH to that of a 35 Watt halogen bulb, which makes this bulb one of our BEST SELLERS. Buying 10 of these Ilumini LED bulbs could save you £130.00 every year. With average use this lamp will last 17 years Fitting these Ilumini 4.5 Watt MR16 LED Bulbs will reduce your lighting electricity bill by up to 90% and could pay for themselves within 4 months of use. These high quality energy saving Ilumini 4.5 Watt MR16 LED Bulbs are a perfect replacement for 35 Watt Halogen and are available in Warm White only and DO NOT have a dimmable option.Designed for use in Domestic, Commercialand Retail areas. They have a narrow beam angle. Using high quality branded LED Chips these 4.5 Watt MR16 LED Bulbs emit 320 lumens. With MR16 Bulbs you will also need an LED compatible driver too. See our range of drivers